NAME

wctrans - get character mapping identifier by name

SYNOPSIS

#include <wctype.h>wctrans_twctrans(const char *charmap);

DESCRIPTION

The wctrans() function returns a character mapping identifier correspond-
ing to the locale-specific character mapping name charmap. This identif-
ier can be used on the subsequent calls of towctrans(). The following
names are defined in all locales:
tolower toupper
The behaviour of wctrans() is affected by the LC_CTYPE category of the
current locale.

RETURN VALUES

wctrans() returns:
0 If the string charmap does not corresponding to a valid
character mapping name.
non-zero A character mapping identifier corresponding to charmap.
Note: wctype_t is a scalar type, e.g., a pointer.